/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.flowable.common.engine.impl.cfg;

import org.flowable.common.engine.impl.db.IdBlock;

/**
 * generates {@link IdBlock}s that are used to assign ids to new objects.
 * 
 * The scope of an instance of this class is process engine, which means that there is only one instance in one process engine instance.
 * 
 * @author Tom Baeyens
 * @author Joram Barrez
 */
public interface IdGenerator {

    String getNextId();

}
